libraries/transformations/text_plain__dateformat.inc.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * @package phpMyAdmin-Transformation
   5  * @version $Id$
   6  */
   7
   8 /**
   9  *
  10  */
  11 function PMA_transformation_text_plain__dateformat($buffer, $options = array(), $meta = '') {
  12     // possibly use a global transform and feed it with special options:
  13     // include './libraries/transformations/global.inc.php';
  14
  15     // further operations on $buffer using the $options[] array.
  16     if (empty($options[0])) {
  17         $options[0] = 0;
  18     }
  19
  20     if (empty($options[2])) {
  21         $options[2] = 'local';
  22     } else {
  23         $options[2] = strtolower($options[2]);
  24     }
  25
  26     if (empty($options[1])) {
  27         if ($options[2] == 'local') {
  28             $options[1] = $GLOBALS['datefmt'];
  29         } else {
  30             $options[1] = 'Y-m-d  H:i:s';
  31         }
  32     }
  33
  34     $timestamp = -1;
  35
  36     // INT columns will be treated as UNIX timestamps
  37     // and need to be detected before the verification for
  38     // MySQL TIMESTAMP
  39     if ($meta->type == 'int') {
  40         $timestamp = $buffer;
  41
  42     // Detect TIMESTAMP(6 | 8 | 10 | 12 | 14)
  43     // TIMESTAMP (2 | 4) not supported here.
  44     // (Note: prior to MySQL 4.1, TIMESTAMP has a display size, for example
  45     // TIMESTAMP(8) means YYYYMMDD)
  46     } else if (preg_match('/^(\d{2}){3,7}$/', $buffer)) {
  47
  48         if (strlen($buffer) == 14 || strlen($buffer) == 8) {
  49             $offset = 4;
  50         } else {
  51             $offset = 2;
  52         }
  53
  54         $d = array();
  55         $d['year']   = substr($buffer, 0, $offset);
  56         $d['month']  = substr($buffer, $offset, 2);
  57         $d['day']    = substr($buffer, $offset + 2, 2);
  58         $d['hour']   = substr($buffer, $offset + 4, 2);
  59         $d['minute'] = substr($buffer, $offset + 6, 2);
  60         $d['second'] = substr($buffer, $offset + 8, 2);
  61
  62         if (checkdate($d['month'], $d['day'], $d['year'])) {
  63             $timestamp = mktime($d['hour'], $d['minute'], $d['second'], $d['month'], $d['day'], $d['year']);
  64         }
  65     // If all fails, assume one of the dozens of valid strtime() syntaxes (http://www.gnu.org/manual/tar-1.12/html_chapter/tar_7.html)
  66     } else {
  67         if (preg_match('/^[0-9]\d{1,9}$/', $buffer)) {
  68             $timestamp = (int)$buffer;
  69         } else {
  70             $timestamp = strtotime($buffer);
  71         }
  72     }
  73
  74     // If all above failed, maybe it's a Unix timestamp already?
  75     if ($timestamp < 0 && preg_match('/^[1-9]\d{1,9}$/', $buffer)) {
  76         $timestamp = $buffer;
  77     }
  78
  79     // Reformat a valid timestamp
  80     if ($timestamp >= 0) {
  81         $timestamp -= $options[0] * 60 * 60;
  82         $source = $buffer;
  83         if ($options[2] == 'local') {
  84             $text = PMA_localisedDate($timestamp, $options[1]);
  85         } elseif ($options[2] == 'utc') {
  86             $text = gmdate($options[1], $timestamp);
  87         } else {
  88             $text = 'INVALID DATE TYPE';
  89         }
  90         $buffer = '<dfn onclick="alert(\'' . $source . '\');" title="' . $source . '">' . $text . '</dfn>';
  91     }
  92
  93     return $buffer;
  94 }
  95
  96 ?>